repocloner/Dockerfile at main · italoag/repocloner · GitHub

1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
# Build arguments
ARG GO_VERSION=1.24
ARG ALPINE_VERSION=3.20

# Build stage
FROM golang:${GO_VERSION}-alpine${ALPINE_VERSION} AS builder

# Build arguments for version info
ARG VERSION=dev
ARG GIT_REV=unknown
ARG BUILD_DATE=unknown

# Install build dependencies
RUN apk add --no-cache \
    git \
    ca-certificates \
    tzdata

# Set working directory
WORKDIR /build

# Copy go modules files first for better caching
COPY go.mod go.sum ./

# Download dependencies
RUN go mod download && go mod verify

# Copy source code
COPY . .

# Build the application
RUN CGO_ENABLED=0 \
    GOOS=linux \
    GOARCH=$(go env GOARCH) \
    go build \
    -a \
    -installsuffix cgo \
    -ldflags="-w -s -X main.version=${VERSION} -X main.commit=${GIT_REV} -X main.date=${BUILD_DATE}" \
    -o repocloner \
    ./cmd/repocloner

# Verify the binary
RUN ./repocloner --help

# Runtime stage
FROM alpine:${ALPINE_VERSION}

# Re-declare build arguments for use in this stage
ARG VERSION=dev
ARG GIT_REV=unknown
ARG BUILD_DATE=unknown

# Install runtime dependencies
RUN apk add --no-cache \
    git \
    ca-certificates \
    tzdata

# Create non-root user
RUN addgroup -g 1001 -S repocloner && \
    adduser -u 1001 -S repocloner -G repocloner

# Create necessary directories
RUN mkdir -p /app /home/repocloner && \
    chown -R repocloner:repocloner /app /home/repocloner

# Copy binary from builder
COPY --from=builder /build/repocloner /app/repocloner

# Copy CA certificates and timezone data
COPY --from=builder /etc/ssl/certs/ca-certificates.crt /etc/ssl/certs/
COPY --from=builder /usr/share/zoneinfo /usr/share/zoneinfo

# Set working directory
WORKDIR /home/repocloner

# Switch to non-root user
USER repocloner

# Set environment variables
ENV PATH="/app:${PATH}" \
    HOME="/home/repocloner" \
    USER="repocloner" \
    VERSION="${VERSION}" \
    GIT_REV="${GIT_REV}" \
    BUILD_DATE="${BUILD_DATE}"

# Health check
HEALTHCHECK --interval=30s --timeout=10s --start-period=5s --retries=3 \
    CMD repocloner --help || exit 1

# Add labels
LABEL org.opencontainers.image.title="repocloner" \
      org.opencontainers.image.description="A multi-provider repository cloning tool with TUI interface" \
      org.opencontainers.image.url="https://github.com/italoag/repocloner" \
      org.opencontainers.image.source="https://github.com/italoag/repocloner" \
      org.opencontainers.image.version="${VERSION}" \
      org.opencontainers.image.revision="${GIT_REV}" \
      org.opencontainers.image.created="${BUILD_DATE}" \
      org.opencontainers.image.licenses="MIT" \
      org.opencontainers.image.vendor="Italo A. G."

# Default command
ENTRYPOINT ["repocloner"]
CMD ["--help"]